3112322320321 has 4 divisors (see below), whose sum is σ = 3129517471444. Its totient is φ = 3095127169200.

The previous prime is 3112322320223. The next prime is 3112322320351. The reversal of 3112322320321 is 1230232232113.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 774285604225 + 2338036716096 = 879935^2 + 1529064^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3112322320321 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3112322320351) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8597575290 + ... + 8597575651.

It is an arithmetic number, because the mean of its divisors is an integer number (782379367861).

Almost surely, 2^{3112322320321} is an apocalyptic number.

It is an amenable number.

3112322320321 is a deficient number, since it is larger than the sum of its proper divisors (17195151123).

3112322320321 is a wasteful number, since it uses less digits than its factorization.

3112322320321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17195151122.

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 3112322320321 its reverse (1230232232113), we get a palindrome (4342554552434).

The spelling of 3112322320321 in words is "three trillion, one hundred twelve billion, three hundred twenty-two million, three hundred twenty thousand, three hundred twenty-one".